<!DOCTYPE html><html lang="en"><head><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Transition</title><link rel="stylesheet" type="text/css" href="demo.css"></head><body><a id="timings-demo-btn">click</a><div id="timings-demo"><div id="ease" class="demo-box">Ease</div><div id="ease-in" class="demo-box">Ease-in</div><div id="ease-out" class="demo-box">Ease-out</div><div id="ease-in-out" class="demo-box">Ease-in-out</div><div id="linear" class="demo-box">Linear</div><div id="cubic-bezier" class="demo-box">Cubic-bezier</div></div></body></html>